CVE-2026-24999

5.3 MEDIUM

📋 TL;DR

This CVE describes a missing authorization vulnerability in the Alma Gateway for WooCommerce WordPress plugin that allows attackers to bypass access controls. It affects all versions up to and including 5.16.1, potentially enabling unauthorized actions on WooCommerce stores using this payment gateway.

💻 Affected Systems

Products:
  • Alma Gateway for WooCommerce WordPress Plugin
Versions: All versions through 5.16.1
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Only affects WordPress installations with the Alma plugin active and WooCommerce configured.

⚠️ Manual Verification Required

This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.

Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).

🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. Consider updating to the latest version as a precaution

⚠️ Risk & Real-World Impact

🔴

Worst Case

Attackers could manipulate payment processing, access sensitive customer data, or modify plugin settings to redirect payments or disable security features.

🟠

Likely Case

Unauthorized users could view or modify payment gateway configurations, potentially affecting transaction processing or exposing limited administrative data.

🟢

If Mitigated

With proper network segmentation and authentication controls, impact would be limited to the specific WordPress instance with minimal data exposure.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Missing authorization vulnerabilities typically require minimal technical skill to exploit once identified.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Versions after 5.16.1

Vendor Advisory: https://patchstack.com/database/Wordpress/Plugin/alma-gateway-for-woocommerce/vulnerability/wordpress-alma-plugin-5-16-1-broken-access-control-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find 'Alma Gateway for WooCommerce'. 4. Click 'Update Now' if available. 5. If no update appears, manually download latest version from WordPress repository and replace plugin files.

🔧 Temporary Workarounds

Disable Plugin

all

Temporarily disable the Alma plugin until patched

wp plugin deactivate alma-gateway-for-woocommerce

Restrict Access

linux

Apply IP restrictions to WordPress admin paths

# Add to .htaccess for Apache:
Order Deny,Allow
Deny from all
Allow from 192.168.1.0/24
# Add to nginx config:
location /wp-admin { allow 192.168.1.0/24; deny all; }

🧯 If You Can't Patch

  • Implement web application firewall (WAF) rules to block unauthorized access to Alma plugin endpoints
  • Enable detailed logging for all Alma plugin API calls and monitor for unauthorized access attempts

🔍 How to Verify

Check if Vulnerable:

Check WordPress plugin version: Navigate to Plugins > Installed Plugins and verify Alma Gateway for WooCommerce version is 5.16.1 or earlier

Check Version:

wp plugin get alma-gateway-for-woocommerce --field=version

Verify Fix Applied:

Confirm plugin version is greater than 5.16.1 and test authorization controls on Alma endpoints

📡 Detection & Monitoring

Log Indicators:

  • Unauthorized POST/PUT requests to /wp-json/alma/* endpoints
  • Failed authentication attempts followed by successful Alma API calls

Network Indicators:

  • Unusual traffic patterns to Alma plugin endpoints from unauthorized IPs
  • HTTP 200 responses on Alma endpoints without proper authentication headers

SIEM Query:

source="wordpress.log" AND (uri_path="/wp-json/alma/*" OR plugin="alma-gateway-for-woocommerce") AND NOT user_role="administrator"

🔗 References

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